Mary van vranken



M. VAN VRANKEN.

Gas Stove.

Patented March 5. 1867.

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v@iti-112i' faire @anat @frn i MARY VAN VRANKEN, OF WASHINGTON, DISTRICTOF COLUMBIA.

Leners Parent No. 62,707, time )aan 5, 1867.

ATTACHMENT IOR HEATING KETTLES AND BOILERS BY GAS.

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TO ALL WHCM I'Il MAY CONCERN:

Be it known that I, MARY VAN VRANKEN, ot' Washington, county 0fWashington, District of Columbia, have invented a new and usefulImprovement in Gas Boilers or Kettles; and I do hereby declare that thefol lowing is a full, clear, and exact description of the constructionand operation of thesanle, reference being had to the annexed drawing,making a part of this specification, in which- Figure 1 is a sectionalelevation of a boiler or kettle, representing my improvement appliedthereto.

'lhe invention consists `in the application to the bottom of a kettle orother boiler of a perforated conical stand, or its equivalent, providedwith a central tube or ring adapted to fit over-an ordinary gas burnerin such manner as to afford a ready and convenient means for heatingwater, &c., as hereinafter explained.

To enable others to construct and use said invention, Iwill describe thesame with reference to the drawing.

A'represents a kettle or boiler, which may be of any ordinaryconstruction, and B is a perforated cone or stand, connected to thebottom of the kettle or boiler by soldering or otherwise, in such manneras to yfirmly connect it to tbeboilcr.. C is au opening, ring, or tube,in the base of the stand, oi' proper diameter to fit over an ordinarygas burner, and ot' a construction adapted to maintain the cone orstand, with the kettley or boiler mounted upon it, in a vertical ornearly vertical position, support-ed by the burner to which it isapplied. a rz are perfor-ations in the bottom and sides of the stand Bfor the admission of air and the escape of the gas.

The operation is as follows: The desired quantity of water being pouredin the boiler, the boiler is adjusted upon a gas burner by means of thetube or aperture C, in the stand B.' The gas is then turned on andpermitted to escape through the numerous perforations in the stand, andis ignited upon the upper and outer sides thereof, and the heat or re isthus distributed over the entire bottom surface of the boiler; or overso much theleo` as corresponds with the size ot' the stand to which itis applied. (See red lines in drawing.)

I have described above one practical way for carrying out the invention,but it will be obvious that numcrous changes maybe made in the form andconstruction of the devices employ-2d; for example, the stand is notnecessarily conical in form, though that is a convenient, practical, andeconomical form; and instead of being made of tin and perforated, saidstand may be made of wire gauze. By the construction shown anddescribed, I provide a convenient and ready means for heating water insmall quantities, which is at all times prepared for use, and am enabledto dispense with the more expensive gas stoves heretofore used.

WhatI claim as my invention is A perforated stand, attached to thebottom of a kettle or boiler, and adapted to be used uponan ordinary gasburner, substantially as and for the purpose specified.

In testimony whereof I have hereunto set my hand this seventh day ofFebruary, 1867.

MARY VAN VRANKEN. Witnesses:

ELLEN P. FISHER, MARIE E. CLAPHAM.

